1. natural scientist a biologist knowledgeable about natural history
  2. neurolinguist someone trained in neuroscience and linguistics who studies brain processes during language production and reception
  3. tetrabasic acid an acid containing four replaceable hydrogen atoms per molecule
  4. neutralized deprived of distinctive characteristics
  5. hydrocyanic acid a solution of hydrogen cyanide in water
  6. centralizing tending to draw to a central point
  7. neutralization reaction a chemical reaction in which an acid and a base interact with the formation of a salt; with strong acids and bases the essential reaction is the combination of hydrogen ions with hydroxyl ions to form water
  8. natural science the sciences involved in the study of the physical world and its phenomena
  9. nitric acid acid used especially in the production of fertilizers and explosives and rocket fuels
  10. centralising tending to draw to a central point
  11. neutralisation reaction a chemical reaction in which an acid and a base interact with the formation of a salt; with strong acids and bases the essential reaction is the combination of hydrogen ions with hydroxyl ions to form water
  12. neutralised made neutral in some respect
  13. tetradecanoic acid a saturated fatty acid occurring naturally in animal and vegetable fats
  14. naturalized introduced from another region and persisting without cultivation
  15. ferrocyanic acid a white unstable acid formed from ferrocyanide salts
  16. ferricyanic acid a brown unstable acid formed from ferricyanide
  17. neutralization action intended to nullify the effects of some action
  18. hydrazoic acid a colorless explosive liquid that is volatile and poisonous and foul-smelling
  19. intralinguistic within a particular language
  20. nitrous acid an unstable inorganic acid known only in solution and as nitrite salts